== sanity test 51f: check many open files limit ========== 19:41:55 (1788565315)
MDT0 numfree=531718, max=100000
changed ulimit from 1024 to 100020
 - open/keep 979 (time 1788565330.62 total 10.00 last 97.88)
 - open/keep 1900 (time 1788565340.62 total 20.00 last 92.08)
 - open/keep 2944 (time 1788565350.63 total 30.01 last 104.35)
 - open/keep 4173 (time 1788565360.64 total 40.02 last 122.82)
 - open/keep 5270 (time 1788565370.65 total 50.03 last 109.58)
 - open/keep 6143 (time 1788565380.66 total 60.04 last 87.22)
 - open/keep 7219 (time 1788565390.66 total 70.04 last 107.59)
 - open/keep 8345 (time 1788565400.66 total 80.04 last 112.57)
 - open/keep 9326 (time 1788565410.67 total 90.05 last 98.03)
 - open/keep 10000 (time 1788565416.10 total 95.48 last 124.06)
 - open/keep 11198 (time 1788565426.10 total 105.48 last 119.74)
 - open/keep 12246 (time 1788565436.11 total 115.49 last 104.72)
total: 12668 open/keep in 120.04 seconds: 105.53 ops/second
 - closed 1286 (time 1788565450.67 total 10.01 last -1095.24)
 - closed 2261 (time 1788565460.68 total 20.01 last 97.45)
 - closed 3384 (time 1788565470.68 total 30.02 last 112.25)
 - closed 5377 (time 1788565480.68 total 40.02 last 199.30)
 - closed 7548 (time 1788565490.69 total 50.02 last 216.97)
 - closed 9506 (time 1788565500.69 total 60.03 last 195.74)
 - closed 10000 (time 1788565503.96 total 63.29 last 151.15)
 - closed 11769 (time 1788565513.97 total 73.30 last 176.77)
total: 12668 close in 78.05 seconds: 162.30 close/second
 - unlinked 0 (time 1788565523 ; total 0 ; last 0)
 - unlinked 10000 (time 1788565602 ; total 79 ; last 79)
unlink(/mnt/lustre/d51f.sanity/f12668) error: No such file or directory
total: 12668 unlinks in 100 seconds: 126.680000 unlinks/second